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  • Joan Rothchild Hardin

Your Microbial Fingerprints


Pioneering and ever-curious microbe researcher, Rob Knight, suggests that the multitude of micro-organisms living on our hands is so distinct from person to person it could be used for identification purposes.

Knight and his colleague Noah Fierer, a Professor of Ecology and Evolutionary Biology at the University of Colorado – Boulder, examined personal computer keyboards and found microbial populations split between the G and H keys. Look at your keyboard – you use the fingers of your l